package com.ljy.tkmodel.mapper;

import com.ljy.tkmodel.entity.LjyZhuanshuoChapter;
import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import org.apache.ibatis.annotations.Mapper;

import java.util.ArrayList;
import java.util.List;

/**
 * <p>
 * 护理执业资格的分类表 Mapper 接口
 * </p>
 *
 * @author testjava
 * @since 2022-01-04
 */
@Mapper
public interface LjyZhuanshuoChapterMapper extends BaseMapper<LjyZhuanshuoChapter> {
    //异步优化查询
    //1.查出多少个学科
    ArrayList<LjyZhuanshuoChapter> selectChapterParent(Integer parentId);
}
